298 search results - page 37 / 60 » Strong Anonymous Signatures |
SDM
2009
SIAM
14 years 4 months ago
2009
SIAM
In this paper, we propose a privacy model that offers trajectory privacy to the requesters of Location-Based Services (LBSs), by utilizing an underlying network of user movement. ...
ASIACRYPT
2006
Springer
13 years 11 months ago
2006
Springer
Non-interactive zero-knowledge proofs play an essential role in many cryptographic protocols. We suggest several NIZK proof systems based on prime order groups with a bilinear map...
ICDE
2010
IEEE
13 years 11 months ago
2010
IEEE
-- Publishing person specific data while protecting privacy is an important problem. Existing algorithms that enforce the privacy principle called l-diversity are heuristic based d...
ICICS
2004
Springer
14 years 23 days ago
2004
Springer
In this paper we propose a new strong and perfectly key-insulated signature scheme, more efficient than previous proposals and whose key length is constant and independent of the n...
SSD
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. Modern mobile phones and PDAs are equipped with positioning capabilities (e.g., GPS). Users can access public location-based services (e.g., Google Maps) and ask spatial ...